XML 9 R1.htm IDEA: XBRL DOCUMENT v3.5.0.1
Document and Entity Information
12 Months Ended
Dec. 31, 2015
Document and Entity Information  
Entity Registrant Name INTERNATIONAL BUSINESS MACHINES CORP
Entity Central Index Key 0000051143
Document Type 8-K
Document Period End Date Dec. 31, 2015
Amendment Flag false
Current Fiscal Year End Date --12-31
Entity Well-known Seasoned Issuer Yes
Entity Voluntary Filers No
Entity Current Reporting Status Yes
Entity Filer Category Large Accelerated Filer
Document Fiscal Year Focus 2015
Document Fiscal Period Focus FY
Trading Symbol IBM